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	* test/cgi/test_cgi_header.rb: ditto. * test/cgi/test_cgi_multipart.rb: ditto. * test/cgi/test_cgi_tag_helper.rb: ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47110 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
		
			
				
	
	
		
			381 lines
		
	
	
	
		
			11 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			381 lines
		
	
	
	
		
			11 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
require 'test/unit'
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require 'cgi'
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require 'tempfile'
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require 'stringio'
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require_relative '../ruby/envutil'
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##
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## usage:
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##   boundary = 'foobar1234'  # or nil
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##   multipart = MultiPart.new(boundary)
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##   multipart.append('name1', 'value1')
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##   multipart.append('file1', File.read('file1.html'), 'file1.html')
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##   str = multipart.close()
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##   str.each_line {|line| p line }
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##   ## output:
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##   # "--foobar1234\r\n"
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##   # "Content-Disposition: form-data: name=\"name1\"\r\n"
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##   # "\r\n"
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##   # "value1\r\n"
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##   # "--foobar1234\r\n"
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##   # "Content-Disposition: form-data: name=\"file1\"; filename=\"file1.html\"\r\n"
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##   # "Content-Type: text/html\r\n"
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##   # "\r\n"
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##   # "<html>\n"
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##   # "<body><p>Hello</p></body>\n"
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##   # "</html>\n"
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##   # "\r\n"
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##   # "--foobar1234--\r\n"
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##
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class MultiPart
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  def initialize(boundary=nil)
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    @boundary = boundary || create_boundary()
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    @buf = ''
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    @buf.force_encoding(::Encoding::ASCII_8BIT) if defined?(::Encoding)
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  end
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  attr_reader :boundary
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  def append(name, value, filename=nil, content_type=nil)
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    content_type = detect_content_type(filename) if filename && content_type.nil?
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    s = filename ? "; filename=\"#{filename}\"" : ''
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    buf = @buf
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    buf << "--#{boundary}\r\n"
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    buf << "Content-Disposition: form-data: name=\"#{name}\"#{s}\r\n"
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    buf << "Content-Type: #{content_type}\r\n" if content_type
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    buf << "\r\n"
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    value = value.dup.force_encoding(::Encoding::ASCII_8BIT) if defined?(::Encoding)
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    buf << value
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    buf << "\r\n"
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    return self
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  end
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  def close
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    buf = @buf
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    @buf = ''
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    return buf << "--#{boundary}--\r\n"
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  end
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  def create_boundary()  #:nodoc:
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    return "--boundary#{rand().to_s[2..-1]}"
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  end
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  def detect_content_type(filename)   #:nodoc:
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    filename =~ /\.(\w+)\z/
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    return MIME_TYPES[$1] || 'application/octet-stream'
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  end
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  MIME_TYPES = {
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    'gif'      =>  'image/gif',
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    'jpg'      =>  'image/jpeg',
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    'jpeg'     =>  'image/jpeg',
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    'png'      =>  'image/png',
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    'bmp'      =>  'image/bmp',
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    'tif'      =>  'image/tiff',
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    'tiff'     =>  'image/tiff',
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    'htm'      =>  'text/html',
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    'html'     =>  'text/html',
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    'xml'      =>  'text/xml',
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    'txt'      =>  'text/plain',
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    'text'     =>  'text/plain',
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    'css'      =>  'text/css',
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    'mpg'      =>  'video/mpeg',
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    'mpeg'     =>  'video/mpeg',
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    'mov'      =>  'video/quicktime',
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    'avi'      =>  'video/x-msvideo',
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    'mp3'      =>  'audio/mpeg',
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    'mid'      =>  'audio/midi',
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    'wav'      =>  'audio/x-wav',
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    'zip'      =>  'application/zip',
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    #'tar.gz'   =>  'application/gtar',
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    'gz'       =>  'application/gzip',
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    'bz2'      =>  'application/bzip2',
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    'rtf'      =>  'application/rtf',
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    'pdf'      =>  'application/pdf',
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    'ps'       =>  'application/postscript',
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    'js'       =>  'application/x-javascript',
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    'xls'      =>  'application/vnd.ms-excel',
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    'doc'      =>  'application/msword',
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    'ppt'      =>  'application/vnd.ms-powerpoint',
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  }
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end
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class CGIMultipartTest < Test::Unit::TestCase
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  def setup
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    ENV['REQUEST_METHOD'] = 'POST'
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    @tempfiles = []
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  end
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  def teardown
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    %w[ REQUEST_METHOD CONTENT_TYPE CONTENT_LENGTH REQUEST_METHOD ].each do |name|
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      ENV.delete(name)
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    end
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    $stdin.close() if $stdin.is_a?(Tempfile)
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    $stdin = STDIN
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    @tempfiles.each {|t|
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      t.close!
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    }
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  end
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  def _prepare(data)
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    ## create multipart input
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    multipart = MultiPart.new(defined?(@boundary) ? @boundary : nil)
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    data.each do |hash|
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      multipart.append(hash[:name], hash[:value], hash[:filename])
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    end
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    input = multipart.close()
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    input = yield(input) if block_given?
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    #$stderr.puts "*** debug: input=\n#{input.collect{|line| line.inspect}.join("\n")}"
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    @boundary ||= multipart.boundary
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    ## set environment
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    ENV['CONTENT_TYPE'] = "multipart/form-data; boundary=#{@boundary}"
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    ENV['CONTENT_LENGTH'] = input.length.to_s
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    ENV['REQUEST_METHOD'] = 'POST'
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    ## set $stdin
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    tmpfile = Tempfile.new('test_cgi_multipart')
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    @tempfiles << tmpfile
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    tmpfile.binmode
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    tmpfile << input
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    tmpfile.rewind()
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    $stdin = tmpfile
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  end
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  def _test_multipart(cgi_options={})
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    caller(0).find {|s| s =~ /in `test_(.*?)'/ }
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    #testname = $1
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    #$stderr.puts "*** debug: testname=#{testname.inspect}"
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    _prepare(@data)
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    options = {:accept_charset=>"UTF-8"}
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    options.merge! cgi_options
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    cgi = CGI.new(options)
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    expected_names = @data.collect{|hash| hash[:name] }.sort
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    assert_equal(expected_names, cgi.params.keys.sort)
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    threshold = 1024*10
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    @data.each do |hash|
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      name = hash[:name]
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      expected = hash[:value]
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      if hash[:filename] #if file
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        expected_class = @expected_class || (hash[:value].length < threshold ? StringIO : Tempfile)
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        assert(cgi.files.keys.member?(hash[:name]))
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      else
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        expected_class = String
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        assert_equal(expected, cgi[name])
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        assert_equal(false,cgi.files.keys.member?(hash[:name]))
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      end
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      assert_kind_of(expected_class, cgi[name])
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      assert_equal(expected, cgi[name].read())
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      assert_equal(hash[:filename] || '', cgi[name].original_filename)  #if hash[:filename]
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      assert_equal(hash[:content_type] || '', cgi[name].content_type)  #if hash[:content_type]
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    end
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  ensure
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    if cgi
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      cgi.params.each {|name, vals|
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        vals.each {|val|
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          if val.kind_of?(Tempfile) && val.path
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            val.close!
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          end
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        }
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      }
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    end
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  end
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  def _read(basename)
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    filename = File.join(File.dirname(__FILE__), 'testdata', basename)
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    s = File.open(filename, 'rb') {|f| f.read() }
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    return s
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  end
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  def test_cgi_multipart_stringio
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    @boundary = '----WebKitFormBoundaryAAfvAII+YL9102cX'
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    @data = [
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      {:name=>'hidden1', :value=>'foobar'},
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      {:name=>'text1',   :value=>"\xE3\x81\x82\xE3\x81\x84\xE3\x81\x86\xE3\x81\x88\xE3\x81\x8A"},
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      {:name=>'file1',   :value=>_read('file1.html'),
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       :filename=>'file1.html', :content_type=>'text/html'},
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      {:name=>'image1',  :value=>_read('small.png'),
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       :filename=>'small.png',  :content_type=>'image/png'},  # small image
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    ]
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    @data[1][:value].force_encoding(::Encoding::UTF_8) if defined?(::Encoding)
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    @expected_class = StringIO
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    _test_multipart()
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  end
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  def test_cgi_multipart_tempfile
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    @boundary = '----WebKitFormBoundaryAAfvAII+YL9102cX'
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    @data = [
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      {:name=>'hidden1', :value=>'foobar'},
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      {:name=>'text1',   :value=>"\xE3\x81\x82\xE3\x81\x84\xE3\x81\x86\xE3\x81\x88\xE3\x81\x8A"},
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      {:name=>'file1',   :value=>_read('file1.html'),
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       :filename=>'file1.html', :content_type=>'text/html'},
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      {:name=>'image1',  :value=>_read('large.png'),
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       :filename=>'large.png',  :content_type=>'image/png'},  # large image
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    ]
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    @data[1][:value].force_encoding(::Encoding::UTF_8) if defined?(::Encoding)
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    @expected_class = Tempfile
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    _test_multipart()
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  end
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  def _set_const(klass, name, value)
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    old = nil
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    klass.class_eval do
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      old = const_get(name)
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      remove_const(name)
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      const_set(name, value)
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    end
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    return old
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  end
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  def test_cgi_multipart_maxmultipartlength
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    @data = [
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      {:name=>'image1', :value=>_read('large.png'),
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       :filename=>'large.png', :content_type=>'image/png'},  # large image
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    ]
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    begin
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      ex = assert_raise(StandardError) do
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        _test_multipart(:max_multipart_length=>2 * 1024) # set via simple scalar
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      end
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      assert_equal("too large multipart data.", ex.message)
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    ensure
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    end
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  end
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  def test_cgi_multipart_maxmultipartlength_lambda
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    @data = [
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      {:name=>'image1', :value=>_read('large.png'),
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       :filename=>'large.png', :content_type=>'image/png'},  # large image
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    ]
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    begin
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      ex = assert_raise(StandardError) do
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        _test_multipart(:max_multipart_length=>lambda{2*1024}) # set via lambda
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      end
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      assert_equal("too large multipart data.", ex.message)
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    ensure
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    end
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  end
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  def test_cgi_multipart_maxmultipartcount
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    @data = [
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      {:name=>'file1', :value=>_read('file1.html'),
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       :filename=>'file1.html', :content_type=>'text/html'},
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    ]
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    item = @data.first
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    500.times { @data << item }
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    #original = _set_const(CGI, :MAX_MULTIPART_COUNT, 128)
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    begin
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      ex = assert_raise(StandardError) do
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        _test_multipart()
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      end
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      assert_equal("too many parameters.", ex.message)
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    ensure
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      #_set_const(CGI, :MAX_MULTIPART_COUNT, original)
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    end
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  end if CGI.const_defined?(:MAX_MULTIPART_COUNT)
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  def test_cgi_multipart_badbody   ## [ruby-dev:28470]
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    @data = [
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      {:name=>'file1', :value=>_read('file1.html'),
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       :filename=>'file1.html', :content_type=>'text/html'},
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    ]
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    _prepare(@data) do |input|
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      input2 = input.sub(/--(\r\n)?\z/, "\r\n")
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      assert input2 != input
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      #p input2
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      input2
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    end
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    ex = assert_raise(EOFError) do
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      CGI.new(:accept_charset=>"UTF-8")
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    end
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    assert_equal("bad content body", ex.message)
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    #
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    _prepare(@data) do |input|
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      input2 = input.sub(/--(\r\n)?\z/, "")
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      assert input2 != input
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      #p input2
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      input2
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    end
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    ex = assert_raise(EOFError) do
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      CGI.new(:accept_charset=>"UTF-8")
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    end
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    assert_equal("bad content body", ex.message)
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  end
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  def test_cgi_multipart_quoteboundary  ## [JVN#84798830]
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    @boundary = '(.|\n)*'
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    @data = [
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      {:name=>'hidden1', :value=>'foobar'},
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      {:name=>'text1',   :value=>"\xE3\x81\x82\xE3\x81\x84\xE3\x81\x86\xE3\x81\x88\xE3\x81\x8A"},
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      {:name=>'file1',   :value=>_read('file1.html'),
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       :filename=>'file1.html', :content_type=>'text/html'},
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      {:name=>'image1',  :value=>_read('small.png'),
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       :filename=>'small.png',  :content_type=>'image/png'},  # small image
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    ]
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    @data[1][:value].force_encoding("UTF-8")
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    _prepare(@data)
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    cgi = CGI.new(:accept_charset=>"UTF-8")
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    assert_equal('file1.html', cgi['file1'].original_filename)
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  end
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  def test_cgi_multipart_boundary_10240 # [Bug #3866]
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    @boundary = 'AaB03x'
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    @data = [
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      {:name=>'file',   :value=>"b"*10134,
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       :filename=>'file.txt', :content_type=>'text/plain'},
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      {:name=>'foo',  :value=>"bar"},
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    ]
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    _prepare(@data)
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    cgi = CGI.new(:accept_charset=>"UTF-8")
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    assert_equal(cgi['foo'], 'bar')
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    assert_equal(cgi['file'].read, 'b'*10134)
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    cgi['file'].close! if cgi['file'].kind_of? Tempfile
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  end
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  def test_cgi_multipart_without_tempfile
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    assert_in_out_err([], <<-'EOM')
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      require 'cgi'
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      require 'stringio'
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      ENV['REQUEST_METHOD'] = 'POST'
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      ENV['CONTENT_TYPE'] = 'multipart/form-data; boundary=foobar1234'
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      body = <<-BODY
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--foobar1234
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Content-Disposition: form-data: name=\"name1\"
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value1
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--foobar1234
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Content-Disposition: form-data: name=\"file1\"; filename=\"file1.html\"
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Content-Type: text/html
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<html>
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<body><p>Hello</p></body>
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</html>
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--foobar1234--
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BODY
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      body.gsub!(/\n/, "\r\n")
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      ENV['CONTENT_LENGTH'] = body.size.to_s
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      $stdin = StringIO.new(body)
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      CGI.new
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    EOM
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  end
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  ###
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  self.instance_methods.each do |method|
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    private method if method =~ /^test_(.*)/ && $1 != ENV['TEST']
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  end if ENV['TEST']
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end
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